ARIN registry — WHOIS, browse & statistics
A daily mirror of ARIN's public delegated registry (North America). Look up a resource, browse every object, or find a company's resources by name.
Single-resource lookup in ARIN’s delegated registry, enriched live from ARIN RDAP.
// what ARIN has delegated
ARIN registry at a glance
🌐
Assigned IPv4 addresses
1.64B
1,644,924,416
📦
IPv4 networks
76,763
delegated blocks
🧭
IPv6 networks
11,451
delegated blocks
🔗
Autonomous systems
34,128
ASNs
// browse the objects
Browse the ARIN registry
| Range | Addresses | Country | Status | Allocated | Org handle |
|---|---|---|---|---|---|
| 192.101.22.0 – 192.101.23.255 | 512 |  US |
allocated | 1991-04-16 | 3926e0967b7c… |
| 192.101.24.0 – 192.101.24.255 | 256 | US |
allocated | 1991-04-16 | 3926e0967b7c… |
| 192.102.236.0 – 192.102.236.255 | 256 | US |
allocated | 1991-04-16 | 7fd3f557a35c… |
| 192.102.237.0 – 192.102.237.255 | 256 | US |
allocated | 1991-04-16 | 9db913382dab… |
| 192.102.238.0 – 192.102.238.255 | 256 | US |
allocated | 1991-04-16 | 250a2ca07101… |
| 147.144.0.0 – 147.144.255.255 | 65,536 | US |
allocated | 1991-04-15 | 3a69c44411d5… |
| 147.146.0.0 – 147.146.255.255 | 65,536 | US |
allocated | 1991-04-15 | c8b94d9b0fc4… |
| 148.180.0.0 – 148.180.255.255 | 65,536 | US |
allocated | 1991-04-15 | 6a1b3f34471d… |
| 192.100.141.0 – 192.100.141.255 | 256 | US |
allocated | 1991-04-15 | 56dee0c4493a… |
| 192.100.142.0 – 192.100.142.255 | 256 | US |
allocated | 1991-04-15 | b1fe4c145002… |
| 192.103.1.0 – 192.103.1.255 | 256 | US |
allocated | 1991-04-15 | 0bdb767ab58d… |
| 192.104.39.0 – 192.104.39.255 | 256 | US |
allocated | 1991-04-15 | 25905934faeb… |
| 148.89.0.0 – 148.89.255.255 | 65,536 | US |
allocated | 1991-04-12 | bb9acc6af6d9… |
| 148.90.0.0 – 148.90.255.255 | 65,536 | US |
allocated | 1991-04-12 | 850951f58947… |
| 148.93.0.0 – 148.93.255.255 | 65,536 | US |
allocated | 1991-04-12 | 850951f58947… |
| 148.95.0.0 – 148.95.255.255 | 65,536 | US |
allocated | 1991-04-12 | 850951f58947… |
| 148.96.0.0 – 148.96.255.255 | 65,536 | US |
allocated | 1991-04-12 | 850951f58947… |
| 148.98.0.0 – 148.98.255.255 | 65,536 | US |
allocated | 1991-04-12 | 850951f58947… |
| 148.100.0.0 – 148.100.255.255 | 65,536 | US |
allocated | 1991-04-12 | a287a1f50da4… |
| 149.130.0.0 – 149.130.127.255 | 32,768 | US |
allocated | 1991-04-12 | cd77ff2316a7… |
| 192.100.95.0 – 192.100.95.255 | 256 | US |
allocated | 1991-04-12 | 45fe880b68a8… |
| 192.100.100.0 – 192.100.100.255 | 256 | US |
allocated | 1991-04-12 | 45fe880b68a8… |
| 192.102.230.0 – 192.102.230.255 | 256 | US |
allocated | 1991-04-12 | 836e98e17ed6… |
| 192.102.231.0 – 192.102.231.255 | 256 | US |
allocated | 1991-04-12 | 13d8c0663c6e… |
| 192.102.232.0 – 192.102.232.255 | 256 | US |
allocated | 1991-04-12 | 65d6e2a4e952… |
| 192.102.233.0 – 192.102.233.255 | 256 | US |
allocated | 1991-04-12 | d9deca9deaf3… |
| 192.102.234.0 – 192.102.234.255 | 256 | US |
allocated | 1991-04-12 | 223e4b9f814f… |
| 147.203.0.0 – 147.203.255.255 | 65,536 | US |
allocated | 1991-04-11 | 360657d01664… |
| 148.64.128.0 – 148.64.255.255 | 32,768 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.78.0 – 148.78.79.255 | 512 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.81.0 – 148.78.81.255 | 256 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.88.0 – 148.78.89.255 | 512 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.99.0 – 148.78.99.255 | 256 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.100.0 – 148.78.101.255 | 512 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.104.0 – 148.78.111.255 | 2,048 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.78.128.0 – 148.78.255.255 | 32,768 | US |
allocated | 1991-04-11 | d2110177826b… |
| 148.80.0.0 – 148.80.255.255 | 65,536 | US |
allocated | 1991-04-11 | acaddabb1bda… |
| 148.84.0.0 – 148.84.255.255 | 65,536 | US |
allocated | 1991-04-11 | c9e0e193aceb… |
| 148.85.64.0 – 148.85.127.255 | 16,384 | US |
allocated | 1991-04-11 | aec1687af08e… |
| 148.85.128.0 – 148.85.159.255 | 8,192 | US |
allocated | 1991-04-11 | aec1687af08e… |
| 148.85.160.0 – 148.85.175.255 | 4,096 | US |
allocated | 1991-04-11 | aec1687af08e… |
| 148.85.184.0 – 148.85.191.255 | 2,048 | US |
allocated | 1991-04-11 | aec1687af08e… |
| 148.85.192.0 – 148.85.255.255 | 16,384 | US |
allocated | 1991-04-11 | aec1687af08e… |
| 148.86.0.0 – 148.86.255.255 | 65,536 | US |
allocated | 1991-04-11 | 21fde1b2812e… |
| 148.87.0.0 – 148.87.255.255 | 65,536 | US |
allocated | 1991-04-11 | 3f31a826c3a4… |
| 148.131.0.0 – 148.131.255.255 | 65,536 | US |
allocated | 1991-04-11 | e220ed812a4c… |
| 148.132.0.0 – 148.132.255.255 | 65,536 | US |
allocated | 1991-04-11 | e220ed812a4c… |
| 148.133.0.0 – 148.133.255.255 | 65,536 | US |
allocated | 1991-04-11 | 9aef0e2645fe… |
| 148.134.0.0 – 148.134.255.255 | 65,536 | US |
allocated | 1991-04-11 | 6ff79fa80f2b… |
| 148.137.0.0 – 148.137.255.255 | 65,536 | US |
allocated | 1991-04-11 | 1cc549813f49… |
| 192.102.182.0 – 192.102.183.255 | 512 | US |
allocated | 1991-04-11 | 1e8f556759f4… |
| 192.102.184.0 – 192.102.191.255 | 2,048 | US |
allocated | 1991-04-11 | 1e8f556759f4… |
| 192.102.192.0 – 192.102.199.255 | 2,048 | US |
allocated | 1991-04-11 | 1e8f556759f4… |
| 192.102.200.0 – 192.102.203.255 | 1,024 | US |
allocated | 1991-04-11 | 1e8f556759f4… |
| 192.102.208.0 – 192.102.211.255 | 1,024 | US |
allocated | 1991-04-11 | 1e8f556759f4… |
| 192.102.212.0 – 192.102.212.255 | 256 | US |
allocated | 1991-04-11 | 04d8e926e647… |
| 192.102.213.0 – 192.102.213.255 | 256 | US |
allocated | 1991-04-11 | 38aa74c8bd70… |
| 192.102.215.0 – 192.102.215.255 | 256 | US |
allocated | 1991-04-11 | 21a0c5fa0613… |
| 192.102.216.0 – 192.102.216.255 | 256 | US |
allocated | 1991-04-11 | 36461df0e4b1… |
| 192.102.218.0 – 192.102.218.255 | 256 | US |
allocated | 1991-04-11 | 861d9b366d4c… |
| 192.102.219.0 – 192.102.219.255 | 256 | US |
allocated | 1991-04-11 | a12d907b9151… |
| 192.102.220.0 – 192.102.220.255 | 256 | US |
allocated | 1991-04-11 | 91aa7d7b181c… |
| 192.102.223.0 – 192.102.223.255 | 256 | US |
allocated | 1991-04-11 | 8346c535e0a8… |
| 192.102.226.0 – 192.102.226.255 | 256 | US |
allocated | 1991-04-11 | 6cf674842015… |
| 147.140.0.0 – 147.140.255.255 | 65,536 | US |
allocated | 1991-04-10 | 87a3cc2651be… |
| 192.100.94.0 – 192.100.94.255 | 256 | US |
allocated | 1991-04-10 | aeea557172b7… |
| 142.37.0.0 – 142.37.255.255 | 65,536 |  CA |
allocated | 1991-04-09 | 5b7327639237… |
| 142.38.0.0 – 142.38.255.255 | 65,536 | CA |
allocated | 1991-04-09 | 5b7327639237… |
| 147.138.0.0 – 147.138.255.255 | 65,536 | US |
allocated | 1991-04-09 | b8004df4976a… |
| 148.58.0.0 – 148.58.255.255 | 65,536 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 148.59.0.0 – 148.59.15.255 | 4,096 | US |
allocated | 1991-04-09 | ad5a266c6083… |
| 148.59.16.0 – 148.59.23.255 | 2,048 | US |
allocated | 1991-04-09 | ad5a266c6083… |
| 148.59.48.0 – 148.59.55.255 | 2,048 | US |
allocated | 1991-04-09 | ad5a266c6083… |
| 148.59.64.0 – 148.59.71.255 | 2,048 | US |
allocated | 1991-04-09 | ad5a266c6083… |
| 148.59.80.0 – 148.59.87.255 | 2,048 | US |
allocated | 1991-04-09 | ad5a266c6083… |
| 148.61.0.0 – 148.61.255.255 | 65,536 | US |
allocated | 1991-04-09 | 2f736249237f… |
| 148.124.0.0 – 148.124.255.255 | 65,536 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 148.125.0.0 – 148.125.255.255 | 65,536 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 148.126.0.0 – 148.126.255.255 | 65,536 | US |
allocated | 1991-04-09 | 969e742c23ac… |
| 148.127.0.0 – 148.127.255.255 | 65,536 | US |
allocated | 1991-04-09 | 439717c6e0d1… |
| 148.128.0.0 – 148.128.255.255 | 65,536 | US |
allocated | 1991-04-09 | b31212eaa6bb… |
| 148.129.0.0 – 148.129.255.255 | 65,536 | US |
allocated | 1991-04-09 | 2fc72c3bfb52… |
| 148.130.0.0 – 148.130.255.255 | 65,536 | US |
allocated | 1991-04-09 | b42b63a8c32f… |
| 192.75.98.0 – 192.75.98.255 | 256 | CA |
allocated | 1991-04-09 | 5b7327639237… |
| 192.100.88.0 – 192.100.88.255 | 256 | US |
allocated | 1991-04-09 | c411afd31d32… |
| 192.100.89.0 – 192.100.89.255 | 256 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 192.100.90.0 – 192.100.90.255 | 256 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 192.100.91.0 – 192.100.91.255 | 256 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 192.100.92.0 – 192.100.92.255 | 256 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 192.100.93.0 – 192.100.93.255 | 256 | US |
allocated | 1991-04-09 | 45fe880b68a8… |
| 192.102.96.0 – 192.102.127.255 | 8,192 | US |
allocated | 1991-04-09 | f21130892698… |
| 192.102.128.0 – 192.102.143.255 | 4,096 | US |
allocated | 1991-04-09 | f21130892698… |
| 192.102.144.0 – 192.102.145.255 | 512 | US |
allocated | 1991-04-09 | f21130892698… |
| 192.102.178.0 – 192.102.178.255 | 256 | US |
allocated | 1991-04-09 | 55080198f483… |
| 192.102.179.0 – 192.102.179.255 | 256 | US |
allocated | 1991-04-09 | 2182b38645f3… |
| 192.102.181.0 – 192.102.181.255 | 256 | US |
allocated | 1991-04-09 | c84060043beb… |
| 192.104.25.0 – 192.104.25.255 | 256 | US |
allocated | 1991-04-09 | cfb766bfa2a3… |
| 192.104.30.0 – 192.104.30.255 | 256 | US |
allocated | 1991-04-09 | c6fc5bfecb33… |
| 192.104.31.0 – 192.104.31.255 | 256 | US |
allocated | 1991-04-09 | a4df64dc5e32… |
| 192.104.32.0 – 192.104.32.255 | 256 | US |
allocated | 1991-04-09 | 74d57f8fc885… |